A Phase 1, Dose-Ranging Study to Assess Safety and Psychoactive Effects of a Vaporized 5-Methoxy-N, N-Dimethyltryptamine Formulation (GH001) in Healthy Volunteers by Johannes Reckweg, Natasha L. Mason, Cees van Leeuwen, Stefan W. Toennes, Theis H. Terwey, Johannes G. Ramaekers

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Exploring the use of Kratom (Mitragyna speciosa) via the YouTube data tool: A novel netnographic analysis by Elisabeth Prevete, Aleksi Hupli, Shanna Marrinan, Darshan Singh, Bruno D' Udine, Giuseppe Bersani, Kim P.C. Kuypers, Johannes G. Ramaekers, Ornella Corazza

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Persisting Effects of Ayahuasca on Empathy, Creative Thinking, Decentering, Personality, and Well-Being by Maggie K. Kiraga, Natasha L. Mason, Malin V. Uthaug, Kim I.M. van Oorsouw, Stefan W. Toennes, Johannes G. Ramaekers, Kim P. C. Kuypers

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Safety Profile and Neurocognitive Function Following Acute 4-Fluoroamphetamine (4-FA) Administration in Humans by Elizabeth B. de Sousa Fernandes Perna, Eef L. Theunissen, Patrick C. Dolder, Natasha L. Mason, Nadia R. P. W. Hutten, Stefan W. Toennes, Kim P. C. Kuypers, Johannes G. Ramaekers

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MDMA-Induced Dissociative State not Mediated by the 5-HT2A Receptor by Drew J. Puxty, Johannes G. Ramaekers, Rafael de la Torre, Rafael de la Torre, Rafael de la Torre, Magí Farré, Magí Farré, Magí Farré, Neus Pizarro, Neus Pizarro, Mitona Pujadas, Mitona Pujadas, Kim P. C. Kuypers

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Acute Effects of 2C-E in Humans: An Observational Study by Esther Papaseit, Esther Papaseit, Eulalia Olesti, Eulalia Olesti, Clara Pérez-Mañá, Clara Pérez-Mañá, Marta Torrens, Marta Torrens, Marc Grifell, Marc Grifell, Marc Grifell, Mireia Ventura, Oscar J. Pozo, Elizabeth B. de Sousa Fernandes Perna, Johannes G. Ramaekers, Rafael de la Torre, Rafael de la Torre, Magí Farré, Magí Farré

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